Home / 2,564.58-3,539.04-1,445.49

Finding the Fourth Proportional to 2,564.58, 3,539.04 and 1,445.49

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Solution

The fourth proportional to 2,564.58, 3,539.04 and 1,445.49 is: 1,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.58 : 3,539.04 = 1,445.49 : x
  2. Step 2: Convert to fraction form
    2,564.58/3,539.04 = 1,445.49/x
  3. Step 3: Cross multiply
    2,564.58x = 3,539.04 × 1,445.49
  4. Step 4: Simplify right side
    2,564.58x = 5,115,646.93
  5. Step 5: Solve for x
    x = 5,115,646.93/2,564.58
  6. Step 6: Final answer
    x = 1,994.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.